Submission #1654259
Source Code Expand
#include <iostream> #include <algorithm> #include <math.h> #include <vector> #include <iomanip> #include <map> #include <queue> #include <set> using namespace std; typedef long long int ll; #define pb push_back #define F first #define S second #define mkp make_pair #define pow2(i) (1 << (i)) #define modi(a,b) ((a%b+b)%b) #define uni(a,b) (((a+b)*(a+b+1)/2)+b) const int MAXN=1e9+7; ll int_pow(ll base, ll exp){ ll result=1; while (exp){ if (exp & 1) result *= base; exp/=2; base*=base; } return result; } ll a[100000]; int main() { ios::sync_with_stdio(0);cin.tie(0);cout.tie(0); ll n,sum=0,k=0;cin >> n; for (ll i=1;i<=n;i++){ cin >> a[i]; sum += a[i]; k+=i; } if (sum%k != 0){cout << "NO";return 0;} k=sum/k; ll t=a[1]; for (ll i=1;i<n;i++)a[i]=a[i+1]-a[i]; a[n]=t-a[n]; for (ll i=1;i<=n;i++){ a[i]-=k; if (a[i]%n!=0 || a[i] > 0){ cout << "NO"; return 0; } } cout << "YES"; }
Submission Info
Submission Time | |
---|---|
Task | B - Boxes |
User | vjudge5 |
Language | C++14 (GCC 5.4.1) |
Score | 500 |
Code Size | 924 Byte |
Status | AC |
Exec Time | 13 ms |
Memory | 1024 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 500 / 500 | ||||
Status |
|
|
Set Name | Test Cases |
---|---|
Sample | sample1.txt, sample2.txt, sample3.txt |
All | sample1.txt, sample2.txt, sample3.txt, in1.txt, in10.txt, in11.txt, in12.txt, in13.txt, in14.txt, in15.txt, in16.txt, in17.txt, in18.txt, in19.txt, in2.txt, in20.txt, in21.txt, in22.txt, in23.txt, in24.txt, in25.txt, in26.txt, in27.txt, in3.txt, in4.txt, in5.txt, in6.txt, in7.txt, in8.txt, in9.txt, sample1.txt, sample2.txt, sample3.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
in1.txt | AC | 10 ms | 1024 KB |
in10.txt | AC | 2 ms | 384 KB |
in11.txt | AC | 11 ms | 1024 KB |
in12.txt | AC | 11 ms | 1024 KB |
in13.txt | AC | 9 ms | 896 KB |
in14.txt | AC | 1 ms | 256 KB |
in15.txt | AC | 1 ms | 256 KB |
in16.txt | AC | 1 ms | 256 KB |
in17.txt | AC | 1 ms | 256 KB |
in18.txt | AC | 1 ms | 256 KB |
in19.txt | AC | 1 ms | 256 KB |
in2.txt | AC | 13 ms | 1024 KB |
in20.txt | AC | 1 ms | 256 KB |
in21.txt | AC | 11 ms | 1024 KB |
in22.txt | AC | 11 ms | 1024 KB |
in23.txt | AC | 11 ms | 1024 KB |
in24.txt | AC | 2 ms | 256 KB |
in25.txt | AC | 2 ms | 384 KB |
in26.txt | AC | 11 ms | 1024 KB |
in27.txt | AC | 11 ms | 1024 KB |
in3.txt | AC | 12 ms | 1024 KB |
in4.txt | AC | 12 ms | 1024 KB |
in5.txt | AC | 13 ms | 1024 KB |
in6.txt | AC | 11 ms | 1024 KB |
in7.txt | AC | 11 ms | 1024 KB |
in8.txt | AC | 2 ms | 384 KB |
in9.txt | AC | 2 ms | 384 KB |
sample1.txt | AC | 1 ms | 256 KB |
sample2.txt | AC | 1 ms | 256 KB |
sample3.txt | AC | 1 ms | 256 KB |